National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

25°F

-4°C

Humidity 72%
Wind Speed W 5 mph
Barometer 30.21 in (1022.6 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 5 Jan 3:53 am EST
Extended Forecast for

Ewing NJ

  • Today

    Today: A slight chance of light snow between 10am and noon. Cloudy, with a high near 36. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 36 °F

    Slight Chance
    Light Snow
    then Cloudy

  • Tonight

    Tonight: Cloudy, with a low around 26. South wind around 5 mph becoming calm.

    Low: 26 °F

    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 44. Calm wind.

    High: 44 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 35. Calm wind becoming west around 5 mph after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance Rain

  • Wednesday

    Wednesday: Mostly sunny, with a high near 50. West wind 10 to 15 mph.

    High: 50 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers after 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.

    Low: 38 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A chance of showers. Mostly cloudy, with a high near 58. Chance of precipitation is 50%.

    High: 58 °F

    Chance
    Showers

Detailed Forecast

Today
A slight chance of light snow between 10am and noon. Cloudy, with a high near 36. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.
Tonight
Cloudy, with a low around 26. South wind around 5 mph becoming calm.
Tuesday
Mostly cloudy, with a high near 44. Calm wind.
Tuesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 35. Calm wind becoming west around 5 mph after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Mostly sunny, with a high near 50. West wind 10 to 15 mph.
Wednesday Night
Mostly clear, with a low around 31.
Thursday
Mostly sunny, with a high near 50.
Thursday Night
A chance of showers after 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly cloudy, with a high near 58. Chance of precipitation is 50%.
Friday Night
Showers likely. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Saturday
Showers likely. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 36. Chance of precipitation is 40%.
Sunday
Partly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ewing NJ
 40.25°N 74.78°W (Elev. 105 ft)
Last Update:
4:10 am EST Jan 5, 2026
Forecast Valid:
4am EST Jan 5, 2026-6pm EST Jan 11, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation